peter alexander is in london with more. peter, good morning. >> reporter: lester, good morning to you. autopsy results are expected as early as later this afternoon. a formal investigation, an inquest, will also begin this afternoon. just a short time here outside amy winehouse's home. we did see for the first time from her parents, they came, mitch, her mother, and mom janice, visiting this location as well as all the fans that have come here over the last 48 hours. her dad said he was both devastated and speechless by his daughter's loss. now as you come back out live, you can see that massive memorial that has grown here over the last 48 hours. fans of amy winehouse leaving behind flowers, cards, candles, as well as alcoholic drinks and cigarettes being left here. winehouse had a very public well documented battle with drugs and alcohol. the question this morning is could anything have been done to save her? stumbling, incoherent, and disoriented. amy winehouse was clearly in no shape to perform in serbia in june, her to